Now if the sherut of mavet chiseled in letters engraved on luchot of stone came with kavod (glory), so that the Bnei Yisroel were not able to gaze into the face of Moshe Rabbeinu because of P'NI MOSHE KI KARON ("face of Moshe Rabbeinu that he was radiant" SHEMOT 34:35) because of the kavod (glory) of his face, the kavod (glory) which is fading, [SHEMOT 34:29-34; YESHAYAH 42:21]